Plant detector



FIG. 1 is a front, right side perspective view of a plant detector showing our new design;

FIG. 2 is a back, left side perspective view thereof;

FIG. 3 is a back elevation view thereof;

FIG. 4 is a left side elevation view thereof; and,

FIG. 5 is a bottom plan view thereof. 

CLAIM The ornamental design for plant detector, as shown and described. 